Bug 853239 - warn on a statement expression use (r=jorendorff)

2013-06-18 13:22:58 -07:00
parent 59bb9b5af8
commit be068bd2ee
6 changed files with 54 additions and 8 deletions
--- a/js/src/frontend/BytecodeCompiler.cpp
+++ b/js/src/frontend/BytecodeCompiler.cpp
@@ -268,7 +268,7 @@ frontend::CompileScript(JSContext *cx, HandleObject scopeChain,
        TokenStream::Position pos(parser.keepAtoms);
        parser.tokenStream.tell(&pos);

-        ParseNode *pn = parser.statement();
+        ParseNode *pn = parser.statement(canHaveDirectives);
        if (!pn) {
            if (parser.hadAbortedSyntaxParse()) {
                // Parsing inner functions lazily may lead the parser into an